Which of the following is the weakest acid? A)HF (Ka for HF is 7.2 × 10-4) B)HCN (Ka for HCN is 4.9 × 10-10) C)HCNO (Ka for HCNO is 2 × 10-4) D)H₃BO₃(Ka for H₃BO₃Is 5.4 × 10-10)

Name: Which of the following is the weakest acid? A)HF (Ka for HF is 7.2 × 10-4) B)HCN (Ka for HCN is 4.9 × 10-10) C)HCNO (Ka for HCNO is 2 × 10-4) D)H₃BO₃(Ka for H 3 BO 3 Is 5.4 × 10-10)
Brand: Quizplus
Rating: 4.8 (36 reviews)

Question

Quizplus · Accepted Answer

HCN has the weakest Ka value, indicating that it is the weakest acid.

Which of the Following Is the Weakest Acid